GE Multilin 745 Communications Manual page 92

MODBUS PROTOCOL
2–86
F56: Input assert flags (16-bit bitmask)
Bitmask Input flag
–––– –––– –––– –––x Input 1 (0 = not asserted, 1 = asserted)
–––– –––– –––– ––x– Input 2 (0 = not asserted, 1 = asserted)
–––– –––– –––– –x–– Input 3 (0 = not asserted, 1 = asserted)
–––– –––– –––– x––– Input 4 (0 = not asserted, 1 = asserted)
–––– –––– –––x –––– Input 5 (0 = not asserted, 1 = asserted)
–––– –––– ––x– –––– Input 6 (0 = not asserted, 1 = asserted)
–––– –––– –x–– –––– Input 7 (0 = not asserted, 1 = asserted)
–––– –––– x––– –––– Input 8 (0 = not asserted, 1 = asserted)
–––– –––x –––– –––– Input 9 (0 = not asserted, 1 = asserted)
–––– ––x– –––– –––– Input 10 (0 = not asserted, 1 = asserted)
–––– –x–– –––– –––– Input 11 (0 = not asserted, 1 = asserted)
–––– x––– –––– –––– Input 12 (0 = not asserted, 1 = asserted)
–––x –––– –––– –––– Input 13 (0 = not asserted, 1 = asserted)
––x– –––– –––– –––– Input 14 (0 = not asserted, 1 = asserted)
–x–– –––– –––– –––– Input 15 (0 = not asserted, 1 = asserted)
x––– –––– –––– –––– Input 16 (0 = not asserted, 1 = asserted)
F57: Output relay operate flags (16-bit bitmask)
Bitmask Output state
–––– –––– –––– –––x Output relay 1 (0 = not operated, 1 = operated)
–––– –––– –––– ––x– Output relay 2 (0 = not operated, 1 = operated)
–––– –––– –––– –x–– Output relay 3 (0 = not operated, 1 = operated)
–––– –––– –––– x––– Output relay 4 (0 = not operated, 1 = operated)
–––– –––– –––x –––– Output relay 5 (0 = not operated, 1 = operated)
–––– –––– ––x– –––– Output relay 6 (0 = not operated, 1 = operated)
–––– –––– –x–– –––– Output relay 7 (0 = not operated, 1 = operated)
–––– –––– x––– –––– Output relay 8 (0 = not operated, 1 = operated)
–––– –––x –––– –––– Self-test relay (0 = not operated, 1 = operated)
F58: Demand meter type (16-bit enumeration)
Value Demand
0 Thermal
1 Block interval
2 Rolling demand
F59: Virtual output operate flags (16-bit bitmask)
Bitmask Output state
–––– –––– –––– –––x Virtual output 1 (0 = not operated, 1 = operated)
–––– –––– –––– ––x– Virtual output 2 (0 = not operated, 1 = operated)
–––– –––– –––– –x–– Virtual output 3 (0 = not operated, 1 = operated)
–––– –––– –––– x––– Virtual output 4 (0 = not operated, 1 = operated)
–––– –––– –––x –––– Virtual output 5 (0 = not operated, 1 = operated)
745 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
CHAPTER 2: MODBUS PROTOCOL